BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 239 
1713. Riley, C. Y. [Insect injurious to junipers.] <Ca. Ent., Septem¬ 
ber, 1879, v. 11, p. 177. 
Junipers on Long Island injured by Dapsilia rutilana. 
1714. RileYj C. Y. The imported cabbage-worm in the South. <Farin- 
er’s Review, September, 1879. S.-b. No. 23, p. 106. 
Spread of Pieris raped westward and southward ; its present distribution; 
southern limit of distribution of Dorypliora 10 -lineata. 
1715. Riley, C. Y. The shedding of the tracheae and double cocoons. 
<Amer. Nat., October, 1879, v. 13, p. 652. 
Review of two notes by E. Potts. 
1716. Riley, C. Y. Leaf-galls on the grape-vine. <N. Y. Tribune, 1 
October, 1879. S.-b. No. 23, pp. 117; 173. See: <Kansas 
Farmer, 26 November, 1879. S.-b. No. 26, p. 9. <West. Rural, 
10 December, 1879. 
Habits, ravages, reproduction, and distribution of Phylloxera vastatrix. 
1717. Riley, C. Y. The Croton bug as a library pest. <Library Jour¬ 
nal, September-October, 1879, v. 4, p. 376. 
Letter to Weston Flint; ravages of and means against Blalta [= =Ectobia ] ger- 
manica. 
1718. Riley, C. Y. The Ailanthus silk worm, Attacus(Sarnia) cynthia. 
<Science News, 15 October, 1879, v. 1, pp. 377-383. Extract: 
<Amer. Ent., March, 1880 [v. 3], n. s., v. 1, pp. 56-58, fig. 16. 
<Farmer’s Review, 8 January, 1880, v. 4. S.-b. No. 23, pp. 
167-168. 
Description of eggs, larva}, and imagos of Samia [ —Atlacus~\ cynthia ; his¬ 
tory, food-plants, acclimation, and artificial rearing of the same, and of 
Samia [=Aftac«s] ricini ; differences between the eggs, larvte, and cocoons 
of the two species ; availability of these and other species for silk-culture ; 
superiority of Sericaria mori for this purpose; occurrence of partheno¬ 
genesis and of retardation of development in Bombycidoe. 
1719. Riley, C. V. The cotton-worm. Letter from Prof. C. Y. Riley 
on some recent cotton-worm articles in the News. <Galveston 
[Tex.] Daily News, 24 October, 1879, v. 38, No. 185, p. 2. S.-b. 
No. 23, pp. 164-165. Reply : <lbid., 31 October, 1879, No. 191, 
p. 4. 
Critical review of W. J. Jones’s “ The cotton caterpillar,” and of Investi¬ 
gator’s “The cotton-worm;” denies'that Aletia argillacea [ =xylina ] hi¬ 
bernates in the pupa state; author not interested in entomological dis¬ 
coveries for mercenary ends. 
1720. Riley, C. Y. [Spread of Pieris rapee into Alabama.] <Ca. Ent., 
October, 1879, v. 11, p. 196. 
Pieris rapes now quite common in Alabama ; it has reached Selma but not 
Mobile. 
1721. Riley, C. Y. Report of tlie entomologist. <Ann. Rept. [U. S.] 
Commissioner Agric. for 1878, 22 November, 1879, pp. 207-257, 
-pip. expl. of pi., pis. 1-7. Separate: <Washington, Octo- 
